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  1. ...once used for lifting airships. The most common form of hydrogen is it's oxide though: Water. Hydrogen burns so...

    2 Answers · Science & Mathematics · 26/09/2009

  2. Compress simple hydrogen gas at extremes of temperature and pressure, and it will undergo strange ...member David Ceperley, is metallic hydrogen. Squeeze hydrogen at pressures between 2 to 10 million times greater than normally...

    1 Answers · Science & Mathematics · 12/06/2007

  3. Solid hydrogen is the solid state of the element hydrogen, achieved by decreasing...1899 and published with the title "Sur la solidification de l'hydrogène" in the Annales de Chimie et de Physique, 7th...

    4 Answers · Science & Mathematics · 10/02/2015

  4. Because hydrogen is the most abundant element in the Universe. When matter ...of all matter - helium - approx. 23% of all matter - lithium - balance Because hydrogen is the most abundant element in the universe. it is also the main component...

    4 Answers · Science & Mathematics · 06/11/2008

  5. Molecular Hydrogen is a diatomic molecule, ie. H2. Atomic Hydrogen ...

    2 Answers · Science & Mathematics · 25/10/2009

  6. Hydrogen accounts for about 73 percent of the observed mass of the universe and...in most, if not all, other stars. Most scientists believe that hydrogen atoms were the first atoms to form in the early universe...

    11 Answers · Science & Mathematics · 25/06/2008

  7. ...spiral arms -- Wikipedia. Atomic hydrogen (H), composed of a single proton and electron.... However, in the case of molecular hydrogen, there is no dipole moment, so that no radiation can be...

    1 Answers · Science & Mathematics · 21/11/2010

  8. ... correct about the problem of temperature and solid hydrogen. Some hydrogen in Jupiter is in... metals. IN NORMAL HYDROGEN AND HELIUM, this does not happen...

    6 Answers · Science & Mathematics · 07/02/2011

  9. After the Hydrogen in the core is finished the gravity starts to compress the star...

    1 Answers · Science & Mathematics · 09/12/2011

  10. .... You would conclude that the source of the light isn't made of hydrogen. Why? Because Doppler shifts change wavelength or...

    1 Answers · Science & Mathematics · 15/02/2011

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